The Bower family and the Jones family went to a restaurant and ordered food. Each burger cost the same, and each drink cost the same.
The Bowers ordered 3 burgers and 2 drinks for a total of $13.50.
The Joneses ordered 5 burgers and 4 drinks for a total of $23.50.

Asoccer ball manufacturer wants to estimate the mean circumference of soccer balls within 0.1 in

Dylan and dusty plan to take weekly surfing lessons together. if the 2-hour lessons are $20 per person and they plan to spend $100 each on new surfboards, what is the maximum number of lessons the two can take if the total amount spent for lessons and surfboards is at most $480?

6x + 3y = -6 2x + y = -2 a. x = 0, y = -2 b. infinite solutions c. x = -1, y = 0 d. no solution